Home / 143,018,480.48-214,528,443.84-44,641,940.56

Finding the Fourth Proportional to 143,018,480.48, 214,528,443.84 and 44,641,940.56

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Solution

The fourth proportional to 143,018,480.48, 214,528,443.84 and 44,641,940.56 is: 66,963,136.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,018,480.48 : 214,528,443.84 = 44,641,940.56 : x
  2. Step 2: Convert to fraction form
    143,018,480.48/214,528,443.84 = 44,641,940.56/x
  3. Step 3: Cross multiply
    143,018,480.48x = 214,528,443.84 × 44,641,940.56
  4. Step 4: Simplify right side
    143,018,480.48x = 9,576,966,038,334,578
  5. Step 5: Solve for x
    x = 9,576,966,038,334,578/143,018,480.48
  6. Step 6: Final answer
    x = 66,963,136.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.